Section 2(6) in The West Bengal Industrial Infra-Structure Development Corporation Act, 1974
(6)"development", with its grammatical variations, means the carrying out of building, engineering, quarrying or other operations in, on, over or under land, or the making of any material change in any building or land, and includes reclamation and re-development, but does not include mining operation; and "to develop" shall be construed accordingly;
